Popular Cap - The peaked cap is the third version of this popular hat. It is breathable, keeps cool and offers absolute comfort during use. Innovative Material - Thanks to the smart UA micro-thread fabric, the visor cap is guaranteed to be extremely stretchy and breathable. Keep Cool - With the integrated HeatGear sweatband of the sun hat, sweat is drawn away from the skin and the wearer is kept dry and cool. Absolute Comfort - The stretch weave of the sports hat offers a comfortable fit. The front features foam padding for extra comfort. Material and Fabric - Under Armour Men‘s Baseball Cap UA Blitzing 3.. 3rd generation of the popular UA sports cap. Material: 1% polyester.